1 files changed, 80 insertions, 0 deletions
diff --git a/Source/WebKit2/WebProcess/InjectedBundle/DOM/InjectedBundleFileHandle.cpp b/Source/WebKit2/WebProcess/InjectedBundle/DOM/InjectedBundleFileHandle.cpp
new file mode 100644
index 000000000..193403a4e
--- /dev/null
+++ b/Source/WebKit2/WebProcess/InjectedBundle/DOM/InjectedBundleFileHandle.cpp
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2015 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "InjectedBundleFileHandle.h"
+
+#include <WebCore/File.h>
+#include <wtf/HashMap.h>
+#include <wtf/NeverDestroyed.h>
+
+using namespace WebCore;
+
+namespace WebKit {
+
+typedef HashMap<File*, InjectedBundleFileHandle*> DOMHandleCache;
+
+static DOMHandleCache& domHandleCache()
+{
+    static NeverDestroyed<DOMHandleCache> cache;
+    return cache;
+}
+
+RefPtr<InjectedBundleFileHandle> InjectedBundleFileHandle::create(const String& path)
+{
+    auto file = File::create(path);
+    return adoptRef(new InjectedBundleFileHandle(file.get()));
+}
+
+RefPtr<InjectedBundleFileHandle> InjectedBundleFileHandle::getOrCreate(File* file)
+{
+    if (!file)
+        return nullptr;
+
+    DOMHandleCache::AddResult result = domHandleCache().add(file, nullptr);
+    if (!result.isNewEntry)
+        return RefPtr<InjectedBundleFileHandle>(result.iterator->value);
+
+    RefPtr<InjectedBundleFileHandle> fileHandle = adoptRef(new InjectedBundleFileHandle(*file));
+    result.iterator->value = fileHandle.get();
+    return fileHandle;
+}
+
+InjectedBundleFileHandle::InjectedBundleFileHandle(File& file)
+    : m_file(file)
+{
+}
+
+InjectedBundleFileHandle::~InjectedBundleFileHandle()
+{
+    domHandleCache().remove(m_file.ptr());
+}
+
+File* InjectedBundleFileHandle::coreFile()
+{
+    return m_file.ptr();
+}
+
+} // namespace WebKit